CATCALL
catcall
(noun) a cry expressing disapproval
catcall
(verb) utter catcalls at
Source: WordNet® 3.1
Etymology 1
Noun
catcall (plural catcalls)
A shout or whistle expressing dislike, especially from a crowd or audience; a jeer, a boo.
A shout, whistle, or comment of a sexual nature, usually made toward a passing woman.
(historical) A whistle blown by a theatre-goer to express disapproval.
Verb
catcall (third-person singular simple present catcalls, present participle catcalling, simple past and past participle catcalled)
To make such an exclamation.
Etymology 2
Noun
catcall (plural catcalls)
(programming) In the Eiffel programming language, a run-time error caused by use of the wrong data type.
Source: Wiktionary
Cat"call`, n.
Definition: A sound like the cry of a cat, such as is made in playhouses to
express dissatisfaction with a play; also, a small shrill instrument
for making such a noise.
Upon the rising of the curtain. I was very much surprised with the
great consort of catcalls which was exhibited. Addison.
Source: Webster’s Unabridged Dictionary 1913 Edition